Metastatic seminoma of the sphenoid sinus

Metastatic tumour of the sphenoid sinus from distant primary sites are rare. If sphenoid involvement from adjacent structures is excluded there have been 26 reported cases of metastatic sphenoid sinus tumours. Seminoma metastatizing to other paranasal sinuses has been reported but a careful literature search did not reveal this occurring previously in the sphenoid sinus.